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1)  dead-head train
排空列车
2)  track string train track carrying train
轨排列车
3)  spatial ordering
空间排列
1.
Since spatial ordering based on one dimensional mapping for multi dimensional data has its own merits, the spatial clustering characteristics of Morton code,Gray code,Hilbert code and Sierpinsky code are analyzed and compared.
分析了基于栅格格网的索引数据结构在空间查询中的重要地位 ,讨论了基于多维数据一维映射的空间排列的优点 ,对 Morton码、Gray码、Hilbert码和 Sierpinsky码的空间聚类特征进行了分析和比较 ,得出了 Hilbert码在空间查询中效率最高的结论 。
4)  dispatched empty wagons
排空车
1.
On explaining the definition of running coef-ficient of ministry-owned dispatched empty wagons thattransfer inter-Administrations, the paper analyzes theinfluences to the economic benefit of railway administra-tions by proper calculation of mileage accomplished bythe ministry-owned inter-Administrations dispatchedempty wagons.
在阐述跨局部属排空车走行系数定义的基础上,分析了合理测算跨局部属排空车走行公里对铁路局经济效益的影响,提出了跨局部属排空车走行系数测算方法和经济效果评价。
5)  train air-conditioning
列车空调
1.
Research on the fuzzy control of train air-conditioning based on PMV index;
基于PMV指标的列车空调模糊控制研究
2.
Research on energy-saving of train air-conditioning based on PMV index
基于PMV指标的列车空调节能研究
6)  Air-conditioned train
空调列车
1.
Study on variation of temperature during the operation of air-conditioned train;
空调列车运行时环境温度变化规律的研究
2.
By establishing mathematical model, and applying the PID control, we have an emulation trial to the concentration of CO2 in air-conditioned train at the environment of SIMULINK, to keep the concentration of CO2 at the given concentration, achieving the aim of controlling fresh air.
通过建立数学模型,并采用PID控制,在SIMULINK环境下对空调列车中的CO2浓度进行了仿真控制,使其维持在设定浓度,达到合理控制新风量的目的。
3.
Based on the actual condition of air-conditioned train, this paper designes questionnaires about IAQ intrain compartment and investigates the IAQ by the questionnaires.
结合空调列车的实际情况,设计出关于车厢内空气品质的问卷调查表并进行实地调查。
补充资料:递质排空剂
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CAS号:

性质:又称递质排空剂。一类主要通过影响递质的贮存,使神经末梢囊泡中的递质逐渐减少乃至耗竭的药物。代表药为利血平,它是一种单胺类递质耗竭剂,能损伤囊泡膜上的Mg2+-ATP依赖性胺类摄取功能,导致去甲肾上腺素(NA)、肾上腺素(AD)、多巴胺(DA)和5-羟色胺(5-HT)等单胺类递质不能被囊泡摄取,留在囊泡外,被线粒体的单胺氧化酶所代谢,从而使神经末梢囊泡内的NA、AD、DA和5-HT等单胺类递质的贮存量明显减少。

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